Section 6. Possession and Use.



 (a) Possession.



 (i) Sublease, Assignment and Transfer. Lessee hereby covenants and agrees that it will not, and hereby acknowledges and confirms that it has no right to, without the prior written consent of Lessor (which consent Lessor may withhold in its reasonable discretion), assign this Lease or sublet if such sublet results in a transfer of possession of the Aircraft, Airframe or any Engine pursuant to a Permitted Sublease or otherwise, or install any Engine or permit any Engine to be installed on any airframe other than the Airframe, provided that so long as no Event of Default shall have occurred and be continuing and as long as the action to be taken shall not affect the registration of, Lessor's title to, or the priority of any Lien of any Lessor Lender in and to, the Aircraft and so long as all necessary approvals of each Governmental Entity having jurisdiction over Lessee, and its operations, have been obtained, then Lessee may:



 (1) without the prior written consent of Lessor, deliver possession of the Aircraft, the Airframe or any Engines, or any Part thereof, to the manufacturer thereof for testing or other similar purposes or to any Approved Maintenance Provider for service, repair, maintenance, testing or overhaul work on the Aircraft, Airframe or Engine or any Part thereof to the extent required or permitted by the terms of Section 9 hereof;